138509180509446

Names of 138509180509446

• Cardinal: 138509180509446 can be written as One hundred thirty-eight trillion, five hundred nine billion, one hundred eighty million, five hundred nine thousand, four hundred forty-six.

Scientific notation

• Scientific notation: 1.38509180509446 × 10¹⁴

Factors of 138509180509446

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 263

Divisors of 138509180509446

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 6 9 18 27 54 101 157 202 303 314 471 606 909 942 1413 1818 2727 2826 4239 5454 8478 10201 15857 20402 24649 30603 31714 47571 49298 61206 73947 91809 95142 142713 147894 183618 221841 275427 285426 428139 443682 550854 665523 856278 1030301 1331046 1601557 2060602 2489549 3090903 3203114 4804671 4979098 6181806 7468647 9272709 9609342 14414013 14937294 18545418 22405941 27818127 28828026 43242039 44811882 55636254 67217823 86484078 104060401 134435646 161757257 208120802 251444449 312181203 323514514 485271771 502888898 624362406 754333347 936543609 970543542 1455815313 1508666694 1873087218 2263000041 2809630827 2911630626 4367445939 4526000082 5619261654 6789000123 8734891878 13578000246 16337482957 25395889349 32674965914 49012448871 50791778698 76187668047 98024897742 147037346613 152375336094 228563004141 294074693226 441112039839 457126008282 685689012423 882224079678 1371378024846 2564984824249 5129969648498 7694954472747 15389908945494 23084863418241 46169726836482 69254590254723 138509180509446
• Sum of all divisors σ(n): 312868875724200
• Sum of proper divisors (its aliquot sum) s(n): 174359695214754
• 138509180509446 is an abundant number, because the sum of its proper divisors (174359695214754) is greater than itself. Its abundance is 35850514705308

Bases of 138509180509446

• Binary: 11111011111100100101110100000001001110100000110₂
• Hexadecimal: 0x7DF92E809D06
• Base-36: 1D3I8LVH1I

Squares and roots of 138509180509446

• 138509180509446 squared (138509180509446²) is 19184793085398295688095226916
• 138509180509446 cubed (138509180509446³) is 2657269968501804007339425787166449851448536
• The square root of 138509180509446 is 11768992.3319477951
• The cube root of 138509180509446 is 51739.9716707343

Scales and comparisons

• 138,509,180,509,446 seconds is equal to 4,404,163 years, 26 weeks, 1 day, 3 hours, 44 minutes, 6 seconds.
• To count from 1 to 138,509,180,509,446 would take you about eleven million, ten thousand, four hundred eight years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 138509180509446 cubic inches would be around 4311.7 feet tall.

Recreational maths with 138509180509446

• 138509180509446 backwards is 644905081905831
• The number of decimal digits it has is: 15
• The sum of 138509180509446's digits is 63
• More coming soon!